1,1-Difluoroethane, 1000µg/ml in MeOH, 1ml Back Catalog number: 71916 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 66104 PCB No. 104, 100µg/ml in Isooctane, 1ml Price on request 82457 USP Organic Volatile Impurities Mix (High Conc) Price on request 50410 Sulfate (SO4-2) Price on request